/Engine/Plugins/Experimental/GeometryScripting/Source/GeometryScriptingCore/Public/GeometryScript/MeshPrimitiveFunctions.h
Appends a Triangulated Polygon to the Target Mesh. Polygon should be oriented counter-clockwise to produce a correctly-oriented shape, otherwise it will be inside-out Polygon endpoint is not repeated.
static [UDynamicMesh](API\Runtime\GeometryFramework\UDynamicMesh) * AppendTriangulatedPolygon ( [UDynamicMesh](API\Runtime\GeometryFramework\UDynamicMesh) * TargetMesh, [FGeometryScriptPrimitiveOptions](API\Plugins\GeometryScriptingCore\GeometryScript\FGeometryScriptPrimitiveOptions) PrimitiveOptions, FTransform Transform, const [TArray](API\Runtime\Core\Containers\TArray)< FVector2D > & PolygonVertices, bool bAllowSelfIntersections, [UGeometryScriptDebug](API\Plugins\GeometryScriptingCore\GeometryScript\UGeometryScriptDebug) * Debug )